refactor: move sortable-item into common

packages/client/src/schema-component/antd/block-item/BlockItem.tsx

@@ -1,6 +1,6 @@
 import React from 'react';
 import { useDesignable } from '../..';
-import { SortableItem } from '../sortable-item';
+import { SortableItem } from '../../common';
 
 export const BlockItem: React.FC<any> = (props) => {
   const { DesignableBar } = useDesignable();

packages/client/src/schema-component/antd/index.ts

@@ -24,7 +24,6 @@ export * from './radio';
 export * from './record-picker';
 export * from './row-selection';
 export * from './select';
-export * from './sortable-item';
 export * from './tabs';
 export * from './time-picker';
 export * from './tree-select';

packages/client/src/schema-component/common/index.ts

@@ -1 +1,2 @@
 export * from './dnd-context';
+export * from './sortable-item';